#include <iostream>
#include <thread>
#include <chrono>

using namespace std;
using namespace chrono;

int main()
{
	this_thread::sleep_for(1s);

	cout << "hello" << endl;
	cout << "hello" << endl;
	cout << "hello" << endl;
	cout << "hello" << endl;
	cout << "hello" << endl;
	cout << "hello" << endl;
	cout << "hello" << endl;

	return 0;
}